package com.simplemall.micro.serv.common.util;

import javax.servlet.http.HttpServletRequest;

/**
 * AliyunConfig配置文件
 */
public class AliyunConfig {

    // 填入自己的Access_Key_ID和Access_Key_Secret
    private static final String Access_Key_ID = "LTAIuvlw1WOeNoqE";
    private static final String Access_Key_Secret = "DsqdOzjxEQlMetvxlYSKJ5UG706Gmo";
    //pc和手机模式下各自的appkey
    private static final String appkey_pc = "FFFF0N00000000006178";
    private static final String appkey_mb = "FFFF00000000017C3871";
    private static final boolean newfailback = true;

    /**
     * 阿里云二次验证表单数据 sig
     */
    public static final String sig = "sig";

    /**
     * 阿里云二次验证表单数据 token
     */
    public static final String token = "token";

    /**
     * 阿里云二次验证表单数据 csessionid
     */
    public static final String csessionid = "csessionid";

    public static final String scene = "scene";

    public static final String Access_Key_ID() {
        return Access_Key_ID;
    }

    public static final String Access_Key_Secret() {
        return Access_Key_Secret;
    }

    public static final String appkeyPc() {
        return appkey_pc;
    }

    public static final String appkeyMobile() {
        return appkey_mb;
    }

    public static final boolean isnewfailback() {
        return newfailback;
    }

    /**
     * 获取用户真实IP地址，不使用request.getRemoteAddr();的原因是有可能用户使用了代理软件方式避免真实IP地址,
     * <p>
     * 可是，如果通过了多级反向代理的话，X-Forwarded-For的值并不止一个，而是一串IP值，究竟哪个才是真正的用户端的真实IP呢？
     * 答案是取X-Forwarded-For中第一个非unknown的有效IP字符串。
     * <p>
     * 如：X-Forwarded-For：192.168.1.110, 192.168.1.120, 192.168.1.130,
     * 192.168.1.100
     * <p>
     * 用户真实IP为： 192.168.1.110
     *
     * @param request
     * @return
     */
    public static String getIpAddress(HttpServletRequest request) {
        String ip = request.getHeader("x-forwarded-for");
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("WL-Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("HTTP_CLIENT_IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("HTTP_X_FORWARDED_FOR");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getRemoteAddr();
        }
        return ip;
    }

}
